Table 3. Correlations (r) among physical and chemical characteristics in organic growing medium for cultivating eggplants (GB, n = 15).
| pH | Nitrate-N | P | Ca | Mg | Sulphate | Chloride | Fe | Mn | Total CFU | |
|---|---|---|---|---|---|---|---|---|---|---|
| Humidity | −0.944** (2)0.940** (3) | −0.952**(2) | ||||||||
| pH | −0.881** (3) | |||||||||
| Conductivity | 0.880** (1) 0.996** (2) 0.989** (3) | −0.876** (3) | 0.961** (2) 0.983** (3) | |||||||
| Nitrate-N | 0.978** (2) | −0.886** (3) | 0.967** (2) 0.950** (3) | |||||||
| Ammonium-N | −0.883** (1) | −0.897** (2) | −0.960** (2) | 0.883** (3) | ||||||
| P | −0.889** (1) | 0.961** (1) 0.975** (2) | ||||||||
| K | −0.953** (2) | −0.945** (2) | ||||||||
| Ca | 0.956** (3) | 0.893** (1) | ||||||||
| Mg | 0.920** (3) | −0.929** (1) | 0.883** (2) 0.967** (3) | 0.938** (2) | ||||||
| Na | 0.938** (3) | 0.954** (2) | ||||||||
| Chloride | 0.999*** (2) | 0.962** (3) | ||||||||
| Agrobacterium sp. CFU | 0.959** (3) |
In parenthesis, the time point when the correlation was observed. ***P < 0.0001, **P < 0.05.